Casio CTK-480 Скачать руководство пользователя страница 3 | Manualshive

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CPU

MSM 6755B-06

LSI101

Keyboard

Buttons

LED

Reset IC

IC102

Oscillator

X101, Q111

Q105

Power Supply Circuit

Q101 ~ Q104, D108, D109

Power Amp.

LA4598

IC101

Filter (L)

Q109

Filter (R)

Q110

Output

DC+9V IN

VC

VCC AVDD DVDD LVDD

APO

CC1 ~ CC3

La ~ Lg,
Lp

KO8 ~
KO11

KI0 ~ KI7

KO0 ~ KO7

BLOCK DIAGRAM

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Содержание CTK-480

Страница 1: ...ZJIy 64 VZpbh 1 65 VZpbh 2 66 VZpbh 3 67 OXn jJ 68 Jg t 69 VZx X VZTEh 2 70 p hbv 71 RY bNTEh 72 TEhgbN 73 Xy Xpbh 74 VZ SFX 75 ł 1 Ł 76 ł 2 db 77 ł 3 F 78 ł 4 Cx _ 79 ł 5 t j C 80 XgOXsAm 81 XgOXGs 82 NCAGs 83 NCAIK 84 XgOXM 85 XgOXn v 86 uXXgOX 87 oCupbh 88 12 M 89 NCAXgOX Xvbg 90 x X sAm 91 x X Gs 92 x X oCu 93 x X KbgM 94 x X fBXg VM 95 XgOX sAm 96 XgOX gybg 97 rutH 98 o 99 p JbV 100 TONES TON...

Страница 2: ...e Jack Output impedance 50 ohm Output voltage 4 6 V rms MAX Power source 2 way AC or DC source AC AC adapter DC 6D size dry batteries Vehicle battery with DC adapter Power consumption 7 7 W Dimensions HWD 90 910 322 mm 3 1 2 36 3 16 12 11 16 inches Weight 3 9 kg 8 lbs excluding batteries ELECTRICAL Current drain with 9 V DC No sound output 120 mA 30 Maximum volume 650 mA 30 with white keys C1 to G...

Страница 3: ...ttons LED Reset IC IC102 Oscillator X101 Q111 Q105 Power Supply Circuit Q101 Q104 D108 D109 Power Amp LA4598 IC101 Filter L Q109 Filter R Q110 Output DC 9V IN VC VCC AVDD DVDD LVDD APO CC1 CC3 La Lg Lp KO8 KO11 KI0 KI7 KO0 KO7 BLOCK DIAGRAM ...

Страница 4: ...D2 A 2 F 3 D4 A 4 F 5 KO7 G1 D 2 B2 G3 D 4 B4 G5 KO8 0 1 2 3 4 Start Stop Tempo Up Volume Up KO9 5 6 7 8 9 Tempo Down Volume Down Synchro Fill In K10 Tone Rhythm Song Bank Melody On Off K11 Fingered CONCERT Chord Normal Power Off NOMENCLATURE OF KEYS F 3 G 3 A 3 C 4 D 4 F 4 G 4 A 4 C 5 D 5 F 5 G 5 A 5 F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5 C6 D 3 C2 D2 E2 F2 G2 A2 B2 C3 D3 E3 B6 A6 ...

Страница 5: ...C6 Not used 44 DAOR Out Right channel sound waveform output 45 NC7 Not used 46 AVdac In 5V source for the internal DAC and ADC 47 DAOL Out Left channel sound waveform output 48 REFL Out Terminal for the internal DAC and ADC 49 AGdac In Ground source for the internal DAC 50 AGadc In Ground source for the internal ADC 51 ANI Not used Connected to ground 52 AVadc In 5V source for the internal ADC 53 ...

Страница 6: ... Out Channel 1 output 4 VCC In 9V source 5 Ch1 N F In Negative feedback input 6 Ch1 IN In Channel 1 input 7 D C Terminal for a decoupling capacitor 8 Pre GND In Ground 0V source 9 Stand by In Power control signal input 0 V Off 9 V On 10 Ch2 IN In Channel 2 input 11 Ch2 N F In Negative feedback input 12 Ch2 OUT Out Channel 2 output 13 Ch2 B S Terminal for a bootstrap capacitor 14 NC Not used LED DR...

Страница 7: ...Faulty Q101 Q104 Replace Q101 Q104 Power switch Poor contact Clean the contacts Power jack J101 Open J101 or poor soldering Replace J101 or resolder No sound at all Power Amp IC101 LA4596 Open or shorted IC101 Replace IC101 CPU LSI101 MSM6755B 06 Faulty LSI101 Replace LSI101 Oscillator Faulty Q111 Replace Q111 Open X101 Replace X101 Certain keys or switches do not function Key and switch matrix Op...

Страница 8: ... 3 Key scan signal KO10 MSM6755B 06 pin 76 4 Key scan signal KO11 MSM6755B 06 pin 77 5 Sound signal output L ch MSM6755B 06 pin 47 6 Sound signal output L ch Q109 2SC1740SQ Emitter 7 Sound signal output R ch MSM6755B 06 pin 45 8 Sound signal output R ch Q110 2SC1740SQ Emitter 9 Sound signal output R ch LA4598 pin 3 0 Sound signal output L ch LA4598 pin 12 Tone Flute Ensemble 58 Key A3 Volume 7 1 2...

Страница 9: ... 9 SCHEMATIC DIAGRAMS Main PCB KDM440 MA1M 10 9 6 8 7 5 3 4 2 1 Notes 1 All capacitance values are indicated in µF p 10 6 µF 2 All resistance values are indicated in Ω k 103 Ω M 106 Ω ...

Страница 10: ... 10 Keyboard PCBs KDM6111K KY1M KY2M Notes 1 All capacitance values are indicated in µF p 10 6 µF 2 All resistance values are indicated in Ω k 103 Ω M 106 Ω ...

Страница 11: ... 11 9 6 5 7 10 8 1 2 3 4 PRINTED CIRCUIT BOARDS Main PCB KDM440 MA1M Top View Console PCB KDM6111K KY1M Top View Console PCB KDM6111K KY2M Top View ...

Страница 12: ... 12 Main PCB KDM440 MA1M Bottom View Console PCB KDM6111K KY1M Bottom View Bottom View Console PCB KDM6111K KY2M ...

Страница 13: ...8 9 10 11 4 2 1 7 6 4 16 15 16 13 15 12 14 5 3 R 1 R 2 R 3 R 4 R 5 EXPLODED VIEW 13 ...

Страница 14: ...ur spare parts department if you need these parts for refurbish 1 Prices and specifications are subject to change with out prior notice 2 As for spare parts order and supply refer to the GUIDEBOOK for Spare parts Supply published seperately 3 The numbers in item column correspond to the same numbers in drawing PARTS LIST CTK 480 ...

Страница 15: ...0 1309 LED LB603VF1 1 B X101 2590 1526 Ceramic oscillator EFO EN2005C4 1 B J101 3501 7046 Power jack HEC2305 01 330 1 A J102 3612 0665 Phones jack YKB21 5006 1 C CONSOLE PCB ASSEMBLY D701 725 2301 0101 Diode 1SS2473 25 B D731 766 2301 0101 Diode 1SS2473 36 B MECHANICAL PARTS 1 6909 5890 Slide contact CSB 12D 1 B 2 6925 1560 Key contact rubber 6 contact M340418 1 1 B 3 6925 1630 Key contact rubber ...

Страница 16: ...MA0600761A ...

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